Chapter 4 Review: Number Theory and Fractions

Select the numbers that 815 is divisible by.

• 3

• 4

• 5

• 6

• 10

Select the numbers that 384 are divisible by.

• 2

• 3

• 4

• 5

• 6

List the factors of 40.

List the factors of 41.

Show the prime factorization of the number 64.

Show the prime factorization of 49.

What is the GCF of 24 and 108

• 12

• 6

• 2

• 3

What is the GCF of 45, 18, and 39

• 3

• 5

• 9

• 18

Which of the following shows the decimal 0.37 in fraction form?

• 37/1

• 37/100

• 37/10

• 37/1000

Which of the following shows 5.03 as a mixed number?

• 503/1

• 5 3/100

• 5 3/10

• 503/100